North America Non-native Plant

Garden Tomato

Botanical name: Solanum lycopersicum var. lycopersicum

USDA symbol: SOLYL

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Alaska âš˜ A waif, a non-native that isn't naturalized in Canada âš˜ Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in the lower 48 states âš˜ Non-native, reproduces and persists in the wild in Pacific Basin excluding Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico âš˜ Non-native, reproduces and persists in the wild in the U.S. Virgin Islands  

Synonyms: Lycopersicon esculentum Mill. (LYES)  âš˜  Lycopersicon esculentum Mill. var. esculentum (LYESE)  âš˜  Lycopersicon lycopersicum (L.) Karst. ex Farw. (LYLY2)  âš˜  Lycopersicon pyriforme Dunal (LYPY)   

Garden Tomato: The Beloved Non-Native That’s Won Our Hearts (and Stomachs) Let’s talk about one of America’s most beloved garden plants – the garden tomato (Solanum lycopersicum var. lycopersicum). Whether you call it a tomato, love apple, or by its scientific name, this vibrant red beauty has found its way ...

Garden Tomato: The Beloved Non-Native That’s Won Our Hearts (and Stomachs)

Let’s talk about one of America’s most beloved garden plants – the garden tomato (Solanum lycopersicum var. lycopersicum). Whether you call it a tomato, love apple, or by its scientific name, this vibrant red beauty has found its way into gardens across North America, despite being a world traveler that originally called South America home.

What Exactly Is a Garden Tomato?

The garden tomato is technically classified as a forb – basically a soft-stemmed plant without woody tissue that dies back to the ground each season. While it can behave as a perennial in frost-free climates, most of us grow it as an annual. This single-stemmed plant can reach up to 6 feet tall and is known for its rapid growth rate, making it a favorite for impatient gardeners who want quick results!

You might also see this plant listed under its historical names like Lycopersicon esculentum, but don’t let the fancy Latin fool you – it’s the same delicious tomato you know and love.

A Plant with Wanderlust: Geographic Distribution

Talk about a successful immigrant! The garden tomato has established itself across virtually all of North America. From Alaska to Florida, from British Columbia to the U.S. Virgin Islands, this adaptable plant has made itself at home in an impressive range of climates and conditions. You’ll find it thriving in all lower 48 states, most Canadian provinces, and various U.S. territories.

The Beauty Beyond the Bounty

While most people grow tomatoes for their fruit, let’s not overlook their ornamental value! Garden tomatoes sport cheerful yellow flowers that bloom throughout the growing season, creating a lovely contrast against their fine-textured green foliage. The dense summer foliage provides excellent coverage, and when those bright red fruits start appearing, you’ve got a plant that’s both beautiful and productive.

Garden Role and Landscape Use

Garden tomatoes are incredibly versatile in landscape design. They’re perfect for:

  • Kitchen gardens and raised beds
  • Container gardening on patios and decks
  • Adding vertical interest with proper support
  • Creating productive screens or borders

Their rapid growth and substantial height make them excellent for filling space quickly in new gardens or providing a temporary privacy screen.

Growing Conditions: What Makes Tomatoes Happy

Garden tomatoes are somewhat particular about their growing conditions, but once you meet their needs, they’ll reward you generously. Here’s what they’re looking for:

  • Soil: Well-draining, medium to fine-textured soils work best
  • pH: Slightly acidic to neutral (5.5-7.0)
  • Water: High moisture needs – these are thirsty plants!
  • Fertility: High nutrient requirements, especially nitrogen
  • Temperature: Minimum 32°F, but they really prefer much warmer conditions
  • Sun: Intermediate shade tolerance, but perform best in full sun

Hardiness Zones and Climate Considerations

While garden tomatoes can technically grow year-round in frost-free areas, most gardeners in zones 3-11 treat them as annuals. They need at least 365 frost-free days for perennial behavior, which limits year-round outdoor growing to the warmest climates. The good news? They’re perfectly happy being replanted each season!

Planting and Care Tips for Success

Ready to grow your own? Here are some tried-and-true tips:

  • Start from seed or containers: Both methods work well, with containers being easier for beginners
  • Timing matters: Wait until soil warms and all danger of frost has passed
  • Spacing: Plan for 1,700-2,700 plants per acre, or about 2-3 feet apart in home gardens
  • Support structures: With their single-stem growth and 6-foot potential height, cages or stakes are essential
  • Water consistently: Deep, regular watering prevents many common problems
  • Feed regularly: Their high fertility needs mean regular fertilizing is crucial

Benefits for Pollinators and Wildlife

Those bright yellow flowers aren’t just pretty – they’re also valuable to pollinators! Bees and other beneficial insects appreciate the nectar and pollen, making garden tomatoes a contributor to pollinator health in your garden ecosystem.

The Non-Native Question

Here’s something to consider: while garden tomatoes are wonderful plants, they aren’t native to North America. If you’re interested in supporting native ecosystems, you might want to balance your tomato growing with some native alternatives that provide similar benefits. Consider native berry-producing plants like elderberries, serviceberries, or native currants, which offer food for both you and local wildlife while supporting native pollinators and birds.

Should You Grow Garden Tomatoes?

The garden tomato remains one of the most rewarding plants you can grow. While it’s not native, it’s not considered invasive either, and its benefits to both gardeners and pollinators make it a worthwhile addition to many gardens. Just remember that successful tomato growing requires attention to their specific needs – they’re not a plant it and forget it kind of crop.

Whether you’re a seasoned gardener or just starting out, the garden tomato offers a perfect combination of beauty, productivity, and the satisfaction of growing your own food. With proper care and attention to their growing requirements, you’ll be rewarded with months of fresh, homegrown tomatoes that taste infinitely better than anything from the grocery store!

How

Garden Tomato

Grows

Growing season

Year Round

Lifespan

Short

Growth form & shape

Single Stem and Erect

Growth rate

Rapid

Height at 20 years
Maximum height

6.0

Foliage color

Green

Summer foliage density

Dense

Winter foliage density

Dense

Foliage retention

No

Flowering

Yes

Flower color

Yellow

Fruit/seeds

No

Fruit/seed color

Red

Allelopath

No

Nitrogen fixing

None

Toxic

Slight

C:N Ratio

Medium

Fire Resistant

No

Foliage Texture

Fine

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

None

Garden Tomato

Growing Conditions

Adapted to Coarse Soil

No

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

Low

CaCO₃ tolerance

Medium

Cold Stratification

No

Drought tolerance

Low

Nutrient requirement

High

Fire tolerance

None

Frost-free days minimum

365

Hedge tolerance

Low

Moisture requirement

High

pH range

5.5 to 7.0

Plants per acre

1700 to 2700

Precipitation range (in)

60 to 80

Min root depth (in)

24

Salt tolerance

Medium

Shade tolerance

Intermediate

Min temperature (F)

32

Cultivating

Garden Tomato

Flowering season

Indeterminate

Commercial availability

Routinely Available

Fruit/seed abundance

Low

Fruit/seed season

Year Round to Year Round

Fruit/seed persistence

No

Propagated by bare root

No

Propagated by bulb

No

Propagated by container

Yes

Propagated by corm

No

Propagated by cuttings

No

Propagated by seed

Yes

Propagated by sod

No

Propagated by sprigs

No

Propagated by tubers

No

Seed per pound
Seed spread rate

None

Seedling vigor
Small grain

No

Vegetative spread rate

None

Garden Tomato

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Solanaceae Juss. - Potato family

Genus

Solanum L. - nightshade

Species

Solanum lycopersicum L. - garden tomato

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA